Solutions An instrument for measuring angles, in the form of a flat semicircle marked with degrees has 4 entries with similar clues
- 8-letter words
- quadrantHalf of a semicircle
- 10-letter words
- theodoliteInstrument for measuring vertical and horizontal angles, distances, and elevations
- 12-letter words
- obtuse-angleOf an angle more than 90 degrees and less than 180 degrees
- 15-letter words
- roaring-fortiesStormy ocean tracts between latitudes forty degrees and fifty degrees south